13 February 2007: Evening By The Morning News — 13 Feb 2007 New research shows napping three times a week cuts your risk of dying from a heart attack by "more than a third." N'kisi is believed to be one of the most advanced users of human language in the animal world. Video: How to wrangle a Kombucha mother. Darwin turned 198 yesterday, and how far the popular version of evolution has strayed. Reading Dr. Sagan's new book is like running into an old friend at a noisy party, discovering he still has all his hair, and repairing to the den for a quiet, congenial drink. China's recently destroyed satellite could accelerate a chain reaction of colliding space junk. The six scariest natural disasters in history--and one potential nuclear fallout. Michael Crichton's new role as a global warming advisor is a prime opportunity to re-review his biggest technophobic film hits. Bertrand Russell presents The Good Citizen's Alphabet. Happy Valentine's Day, Bleecker St. Photos of the 10 oldest rides at Six Flags Over Texas.